Fig. 4From: Introgression of null allele of Kunitz trypsin inhibitor through marker-assisted backcross breeding in soybean (Glycine max L. Merr.)Biochemical confirmation of absence of KTI peptides in the selected plants; Lane 1: Donor parent (PI542044), Lane 2 and 21: KTI standard (M), Lane 3: Recurrent parent (DS9712); Lane 4–20: Segregating plants; Lane 16 and 18: KTI free plantsBack to article page